The cells thought to aid in the sense of touch are

Merkel cells are the cells thought to function in the sense of touch.  These cells are necessary for light touch sensation.  In humans, plenty can be found in highly sensitive areas of the skin such as the fingertips. They are also known as tactile epithelial cells.

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation: